ACDelco AAAA Super Alkaline Batteries are equipped with advanced technology which provide reliable and long-lasting performance that you can count on, making them perfect for daily use for your medical devices. ACDelco Quadruple A Alkaline batteries perform better than the competition in high-drain and super high-drain devices, and provide consistent discharge performance, making them very valuable for long-term use. ACDelco alkaline batteries are designed for long shelf-life with stainless steel pre-coating that prevents leakage and advanced ingredient formulation that helps maintain power over time. This recloseable battery assortment storage pack includes 10 size AAAA batteries great for a variety of household devices, such as an LED pen light, computer stylus pens, flashlight, glucose meters and blood monitors, making them ideal for situations where you need to do daily glucose monitoring or need emergency backup power for blood pressure monitors. The 1.5 V batteries contain no mercury or cadmium, making them a smart choice for your family and for the environment. A trusted national brand, ACDelco offers a wide variety of batteries you can count on, including alkaline batteries, lithium coin cell batteries, rechargeable batteries, and car batteries.